Australia's approach to child safety is once again in the national spotlight, after a Melbourne childcare worker was charged with more than 70 offences, including sexual assault and producing child abuse material.

In the wake of the allegations levelled against 26-year-old Joshua Dale Brown, around 1200 children in Victoria have now been urged to undergo health screening. Meanwhile, police have confirmed that the alleged offender had a valid Working With Children Check. It has sparked calls for greater national oversight and regulation of childcare centres.

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